Flux 1.1 Pro vs Stable Diffusion

Detailed comparison of Flux 1.1 Pro and Stable Diffusion. See which tool is best for your specific needs.

Best-for decision matrix

Quick pick by workflow intent.

Concept Art
Best because of higher output quality
Best pickFlux 1.1 Prouse case →
Product Photography
Best because of higher output quality
Best pickFlux 1.1 Prouse case →
Illustrations
Best because of higher output quality
Best pickFlux 1.1 Prouse case →

Best Overall

Flux 1.1 Pro

Best Quality

Flux 1.1 Pro

Easiest to Use

Flux 1.1 Pro

Best Value

Stable Diffusion

Flux 1.1 Pro logo
Flux 1.1 Pro

Fastest photorealistic image generation

Overall
88Great
94
Quality
72
Ease
90
Value
Starting atFree
View full review →
Stable Diffusion logo
Stable Diffusion

Fully open-source image generation

Overall
82Great
85
Quality
60
Ease
95
Value
Starting atFree
View full review →
FeatureFlux 1.1 ProStable Diffusion
Starting PriceFreeFree
Free Tier
API Access
Top Pros
  • Best photorealism available
  • Fastest quality model (4.5 seconds)
  • Open-weight model
  • Completely free and open-source
  • Maximum customization
  • Run locally or in cloud
Main Cons
  • Less artistic style options
  • Requires more technical knowledge
  • Newer with smaller community
  • Steep learning curve
  • Requires technical knowledge
  • Quality varies by model/settings
Best For
photorealismdevelopersenterprisesapi integration
developersfine tuningself hostingmaximum control

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